that is the fbi building to the left. >> interesting as you watch these images. the newness of this couple four years ago and the impact they were having as well, the political impact. it is striking not to get into michael's territory here, but the second time in our history we have had three consecutive two-term presidents. >> absolutely. so much political ferment and that measure of consistency is noted. >> the veteran photographer is backtracking in front of the first couple and he is the gentleman allowed to get the closest to take pictures. i think the president's lead agent is the gentleman with the goatee to the president's side, walking a comfortable, but safe, distance alongside the couple. michael, to david's point, that is one of the great kind of misindicators about politics. >> right. because, remember, the period of the late '80s and going back to the '70s, a period between the '70s and the first decade of the century where there was sort of a conventional wisdom we may be going through a period of one-term presidencies, but, in a way, this may be